Nemesia fruticans (Cultivated- USA)

Zimbabwe to S. Africa: Botswana, Cape Provinces, Free State, Namibia, Northern Provinces, Zimbabwe as per POWO;

Nemesia fruticans (Thunb.) Benth.
Common name: Cape snapdragon
Cultivar: 'Blue Bird'
The species typically is a perennial herb, but often cultivated as annual, flowers are characterised by yellow protuberance in the throat, are typically mauve, but this cultivar 'Blue Bird' has blue flower often flushed with light blue.
Photographed from Fremont, California, 11-11-2017

Nemesia fruticans 'Aromance Pink' 
Another cultivar of Nemesia fruticans with sweet-scented, pink colored flowers.
Photographed from San Francisco Botanical Garden, California, 21-10-2017